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Contract OI history

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Nov 20, 2026 EXPIRATION

CB $405.00 Call

CB261120C00405000

Latest saved OI174Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CB $405.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 174870 2026-10-02: 169 OI2026-10-05: 169 OI2026-10-06: 169 OI2026-10-07: 169 OI2026-10-08: 169 OI2026-10-09: 169 OI2026-10-13: 169 OI2026-10-14: 169 OI2026-10-15: 170 OI2026-10-16: 170 OI2026-10-21: 171 OI2026-10-23: 174 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing174+3
Oct 21, 2026171+1
Oct 16, 20261700
Oct 15, 2026170+1
Oct 14, 20261690
Oct 13, 20261690
Oct 09, 20261690
Oct 08, 20261690
Oct 07, 20261690
Oct 06, 20261690
Oct 05, 20261690
Oct 02, 2026169No prior observation